Portable motion detector



FIG. 1 is a side perspective view of a portable motion detector showingmy new design in an extended position, with the other side views beingidentical;

FIG. 2 is a side perspective view thereof in a retracted position, withthe other side views being identical;

FIG. 3 is a top thereof; and,

FIG. 4 is a bottom view thereof.

The ornamental design for a portable motion detector, as shown anddescribed.